[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.192337][ T26] audit: type=1800 audit(1573617915.093:25): pid=7941 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.213074][ T26] audit: type=1800 audit(1573617915.093:26): pid=7941 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.240176][ T26] audit: type=1800 audit(1573617915.103:27): pid=7941 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.202' (ECDSA) to the list of known hosts. 2019/11/13 04:15:05 parsed 1 programs 2019/11/13 04:15:07 executed programs: 0 syzkaller login: [ 635.728099][ T8114] IPVS: ftp: loaded support on port[0] = 21 [ 635.741636][ T8120] IPVS: ftp: loaded support on port[0] = 21 [ 635.743530][ T8112] IPVS: ftp: loaded support on port[0] = 21 [ 635.757280][ T8121] IPVS: ftp: loaded support on port[0] = 21 [ 635.773562][ T8118] IPVS: ftp: loaded support on port[0] = 21 [ 635.781999][ T8116] IPVS: ftp: loaded support on port[0] = 21 [ 635.996498][ T8112] chnl_net:caif_netlink_parms(): no params data found [ 636.026733][ T8120] chnl_net:caif_netlink_parms(): no params data found [ 636.107959][ T8121] chnl_net:caif_netlink_parms(): no params data found [ 636.123680][ T8112] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.131686][ T8112] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.139965][ T8112] device bridge_slave_0 entered promiscuous mode [ 636.151808][ T8112] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.158881][ T8112] bridge0: port 2(bridge_slave_1) entered disabled state [ 636.167065][ T8112] device bridge_slave_1 entered promiscuous mode [ 636.206648][ T8114] chnl_net:caif_netlink_parms(): no params data found [ 636.219116][ T8120] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.227575][ T8120] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.235493][ T8120] device bridge_slave_0 entered promiscuous mode [ 636.250479][ T8112] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 636.265194][ T8112] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 636.286303][ T8120] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.293591][ T8120] bridge0: port 2(bridge_slave_1) entered disabled state [ 636.302026][ T8120] device bridge_slave_1 entered promiscuous mode [ 636.341549][ T8112] team0: Port device team_slave_0 added [ 636.372896][ T8121] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.380254][ T8121] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.387868][ T8121] device bridge_slave_0 entered promiscuous mode [ 636.405312][ T8112] team0: Port device team_slave_1 added [ 636.413371][ T8118] chnl_net:caif_netlink_parms(): no params data found [ 636.429061][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.436269][ T8114] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.444391][ T8114] device bridge_slave_0 entered promiscuous mode [ 636.451759][ T8121] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.458816][ T8121] bridge0: port 2(bridge_slave_1) entered disabled state [ 636.467909][ T8121] device bridge_slave_1 entered promiscuous mode [ 636.475542][ T8116] chnl_net:caif_netlink_parms(): no params data found [ 636.493688][ T8120] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 636.504200][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.511580][ T8114] bridge0: port 2(bridge_slave_1) entered disabled state [ 636.519171][ T8114] device bridge_slave_1 entered promiscuous mode [ 636.550325][ T8120] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 636.561330][ T8121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 636.577086][ T8121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 636.619219][ T8114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 636.633512][ T8114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 636.672932][ T8112] device hsr_slave_0 entered promiscuous mode [ 636.709943][ T8112] device hsr_slave_1 entered promiscuous mode [ 636.769330][ T8120] team0: Port device team_slave_0 added [ 636.786103][ T8121] team0: Port device team_slave_0 added [ 636.806971][ T8118] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.815492][ T8118] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.830559][ T8118] device bridge_slave_0 entered promiscuous mode [ 636.852035][ T8121] team0: Port device team_slave_1 added [ 636.858686][ T8120] team0: Port device team_slave_1 added [ 636.866244][ T8116] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.873921][ T8116] bridge0: port 1(bridge_slave_0) entered disabled state [ 636.885250][ T8116] device bridge_slave_0 entered promiscuous mode [ 636.906329][ T8114] team0: Port device team_slave_0 added [ 636.913881][ T8118] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.926568][ T8118] bridge0: port 2(bridge_slave_1) entered disabled state [ 636.937957][ T8118] device bridge_slave_1 entered promiscuous mode [ 636.989181][ T8116] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.997913][ T8116] bridge0: port 2(bridge_slave_1) entered disabled state [ 637.011264][ T8116] device bridge_slave_1 entered promiscuous mode [ 637.021282][ T8114] team0: Port device team_slave_1 added [ 637.060231][ T8121] device hsr_slave_0 entered promiscuous mode [ 637.095743][ T8121] device hsr_slave_1 entered promiscuous mode [ 637.154973][ T8121] debugfs: Directory 'hsr0' with parent '/' already present! [ 637.323509][ T8120] device hsr_slave_0 entered promiscuous mode [ 637.375660][ T8120] device hsr_slave_1 entered promiscuous mode [ 637.435496][ T8120] debugfs: Directory 'hsr0' with parent '/' already present! [ 637.493919][ T8114] device hsr_slave_0 entered promiscuous mode [ 637.530043][ T8114] device hsr_slave_1 entered promiscuous mode [ 637.559749][ T8114] debugfs: Directory 'hsr0' with parent '/' already present! [ 637.588748][ T8118] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 637.602036][ T8116] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 637.680322][ T8118] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 637.722431][ T8116] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 637.964709][ T8118] team0: Port device team_slave_0 added [ 638.051733][ T8112] 8021q: adding VLAN 0 to HW filter on device bond0 [ 638.101003][ T8116] team0: Port device team_slave_0 added [ 638.108564][ T8118] team0: Port device team_slave_1 added [ 638.226031][ T8116] team0: Port device team_slave_1 added [ 638.253787][ T8112] 8021q: adding VLAN 0 to HW filter on device team0 [ 638.436083][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 638.493157][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 638.626174][ T8118] device hsr_slave_0 entered promiscuous mode [ 638.782517][ T8118] device hsr_slave_1 entered promiscuous mode [ 638.799914][ T8118] debugfs: Directory 'hsr0' with parent '/' already present! [ 638.876405][ T8120] 8021q: adding VLAN 0 to HW filter on device bond0 [ 638.973353][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 639.025697][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 639.109976][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 639.117263][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 639.212884][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 639.281265][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 639.346149][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 639.353347][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 639.434789][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 639.461111][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 639.545006][ T8114] 8021q: adding VLAN 0 to HW filter on device bond0 [ 639.633429][ T8116] device hsr_slave_0 entered promiscuous mode [ 639.686178][ T8116] device hsr_slave_1 entered promiscuous mode [ 639.739616][ T8116] debugfs: Directory 'hsr0' with parent '/' already present! [ 639.753634][ T8120] 8021q: adding VLAN 0 to HW filter on device team0 [ 639.777306][ T8121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 639.794962][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 639.805674][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 639.816246][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 639.834242][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 639.846516][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 639.858793][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 639.869815][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 639.878213][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 639.886598][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 639.896039][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 639.905857][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 639.914487][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 639.933163][ T8114] 8021q: adding VLAN 0 to HW filter on device team0 [ 639.957716][ T8121] 8021q: adding VLAN 0 to HW filter on device team0 [ 639.987709][ T8112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 640.005541][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 640.014415][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 640.028093][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 640.044555][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 640.061881][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 640.078195][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 640.088681][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 640.095823][ T8244] bridge0: port 1(bridge_slave_0) entered forwarding state [ 640.109939][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 640.118722][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 640.131651][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 640.138776][ T8244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 640.149291][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 640.175584][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 640.185490][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 640.214565][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 640.221716][ T8244] bridge0: port 1(bridge_slave_0) entered forwarding state [ 640.255367][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 640.295397][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 640.304599][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 640.337054][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 640.344194][ T8244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 640.375573][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 640.395419][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 640.515639][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 640.530267][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 640.572052][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 640.587199][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 640.612373][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 640.643649][ T8129] bridge0: port 1(bridge_slave_0) entered blocking state [ 640.650817][ T8129] bridge0: port 1(bridge_slave_0) entered forwarding state [ 640.674577][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 640.690585][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 640.744865][ T8129] bridge0: port 2(bridge_slave_1) entered blocking state [ 640.752003][ T8129] bridge0: port 2(bridge_slave_1) entered forwarding state [ 640.784799][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 640.805635][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 640.845336][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 640.855165][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 640.885589][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 640.906010][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 640.945663][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 640.955033][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 640.985560][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 641.005830][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 641.035523][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 641.054344][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 641.068375][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 641.079249][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 641.110320][ T8120] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 641.122950][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 641.137929][ T8121] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 641.151466][ T8121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 641.175573][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 641.189718][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 641.198034][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 641.216223][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 641.227731][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 641.239128][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 641.251101][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 641.264031][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 641.273646][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 641.286510][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 641.298706][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 641.311796][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 641.323768][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 641.334223][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 641.351621][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 641.375457][ T8114] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 641.410537][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 641.417984][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 641.434208][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 641.446274][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 641.473353][ T8112] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 641.485521][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 641.495267][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 641.506086][ T8120] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 641.525506][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 641.540227][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 641.553276][ T8121] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 641.580995][ T8114] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 641.607568][ T8118] 8021q: adding VLAN 0 to HW filter on device bond0 [ 641.685744][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 641.695437][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 641.712152][ T8116] 8021q: adding VLAN 0 to HW filter on device bond0 [ 641.721738][ T8118] 8021q: adding VLAN 0 to HW filter on device team0 [ 641.742637][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 641.750753][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 641.765096][ T8116] 8021q: adding VLAN 0 to HW filter on device team0 [ 641.778647][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 641.788227][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 641.797613][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 641.804711][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 641.813015][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 641.821942][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 641.830523][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 641.837676][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 641.845768][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 641.854619][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 641.863420][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 641.870514][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 641.878503][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 641.886757][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 641.932723][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 641.955873][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 641.966729][ T8329] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 641.998488][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 642.007747][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready 2019/11/13 04:15:13 executed programs: 6 [ 642.038863][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 642.046025][ T8184] bridge0: port 2(bridge_slave_1) entered forwarding state [ 642.058544][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 642.068163][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 642.105494][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 642.116502][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 642.138738][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 642.151138][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 642.160203][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 642.169060][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 642.191046][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 642.205372][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 642.214731][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 642.235059][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 642.265251][ T8116] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 642.290814][ T8116] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 642.311514][ T8118] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 642.334753][ T8118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 642.362784][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 642.378954][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 642.404795][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 642.414837][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 642.424379][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 642.433160][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 642.441559][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 642.450578][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 642.459680][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 642.585963][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 642.601247][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 642.608721][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 642.654587][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 642.671507][ T8118] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 642.695865][ T8116] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/11/13 04:15:19 executed programs: 125 2019/11/13 04:15:24 executed programs: 267 [ 817.609644][ T1070] INFO: task syz-executor.5:9777 blocked for more than 143 seconds. [ 817.617749][ T1070] Not tainted 5.4.0-rc7+ #0 [ 817.623116][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 817.631979][ T1070] syz-executor.5 D28360 9777 8120 0x00004004 [ 817.638314][ T1070] Call Trace: [ 817.642370][ T1070] __schedule+0x7b7/0xc30 [ 817.646770][ T1070] schedule+0x131/0x1e0 [ 817.651049][ T1070] schedule_timeout+0x46/0x240 [ 817.655837][ T1070] do_wait_for_common+0x2e7/0x4d0 [ 817.660897][ T1070] ? console_conditional_schedule+0x40/0x40 [ 817.666926][ T1070] ? do_task_dead+0xc0/0xc0 [ 817.671583][ T1070] wait_for_completion+0x47/0x60 [ 817.676600][ T1070] __synchronize_srcu+0x1d7/0x260 [ 817.681690][ T1070] ? rcu_read_lock_any_held+0x1a0/0x1a0 [ 817.687247][ T1070] synchronize_srcu+0x2cb/0x2f0 [ 817.692271][ T1070] kvm_page_track_unregister_notifier+0x103/0x110 [ 817.698770][ T1070] kvm_mmu_uninit_vm+0x1c/0x20 [ 817.703677][ T1070] kvm_arch_destroy_vm+0x616/0x6b0 [ 817.708885][ T1070] kvm_dev_ioctl+0xc80/0x1fd0 [ 817.713665][ T1070] ? kvm_reboot+0x40/0x40 [ 817.718098][ T1070] do_vfs_ioctl+0x744/0x1730 [ 817.722752][ T1070] ? __fget+0x411/0x510 [ 817.726961][ T1070] ? tomoyo_file_ioctl+0x23/0x30 [ 817.732112][ T1070] ? security_file_ioctl+0xa1/0xd0 [ 817.737394][ T1070] __x64_sys_ioctl+0xe3/0x120 [ 817.742182][ T1070] do_syscall_64+0xf7/0x1c0 [ 817.746694][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.752658][ T1070] RIP: 0033:0x45a219 [ 817.756586][ T1070] Code: Bad RIP value. [ 817.760712][ T1070] RSP: 002b:00007f2388d40c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 817.769116][ T1070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 817.777690][ T1070] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 [ 817.787461][ T1070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 817.795482][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2388d416d4 [ 817.803487][ T1070] R13: 00000000004c348b R14: 00000000004d7708 R15: 00000000ffffffff [ 817.811608][ T1070] [ 817.811608][ T1070] Showing all locks held in the system: [ 817.819357][ T1070] 1 lock held by khungtaskd/1070: [ 817.824481][ T1070] #0: ffffffff888d4040 (rcu_read_lock){....}, at: rcu_lock_acquire+0x4/0x30 [ 817.833459][ T1070] 2 locks held by getty/8069: [ 817.838126][ T1070] #0: ffff888092db7090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.847979][ T1070] #1: ffffc90005f292e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.858158][ T1070] 2 locks held by getty/8070: [ 817.862900][ T1070] #0: ffff888098b8a090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.872160][ T1070] #1: ffffc90005f4b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.881772][ T1070] 2 locks held by getty/8071: [ 817.886458][ T1070] #0: ffff888099ea8090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.895715][ T1070] #1: ffffc90005f472e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.905713][ T1070] 2 locks held by getty/8072: [ 817.910500][ T1070] #0: ffff8880a0bcd090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.919766][ T1070] #1: ffffc90005f432e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.929328][ T1070] 2 locks held by getty/8073: [ 817.934218][ T1070] #0: ffff88808ea9b090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.943489][ T1070] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.953211][ T1070] 2 locks held by getty/8074: [ 817.957865][ T1070] #0: ffff8880a85bb090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.967114][ T1070] #1: ffffc90005f392e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 817.976745][ T1070] 2 locks held by getty/8075: [ 817.981502][ T1070] #0: ffff8880a192a090 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x25/0x70 [ 817.990910][ T1070] #1: ffffc90005f192e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x221/0x1b00 [ 818.000586][ T1070] [ 818.002923][ T1070] ============================================= [ 818.002923][ T1070] [ 818.011425][ T1070] NMI backtrace for cpu 1 [ 818.015747][ T1070] CPU: 1 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc7+ #0 [ 818.023187][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.033239][ T1070] Call Trace: [ 818.036620][ T1070] dump_stack+0x1fb/0x318 [ 818.041035][ T1070] nmi_cpu_backtrace+0xaf/0x1a0 [ 818.045862][ T1070] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 818.052047][ T1070] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 818.058086][ T1070] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 818.064041][ T1070] arch_trigger_cpumask_backtrace+0x10/0x20 [ 818.069952][ T1070] trigger_all_cpu_backtrace+0x17/0x20 [ 818.075382][ T1070] watchdog+0xbb9/0xbd0 [ 818.079541][ T1070] kthread+0x332/0x350 [ 818.083587][ T1070] ? hungtask_pm_notify+0x50/0x50 [ 818.089107][ T1070] ? kthread_blkcg+0xe0/0xe0 [ 818.093675][ T1070] ret_from_fork+0x24/0x30 [ 818.098228][ T1070] Sending NMI from CPU 1 to CPUs 0: [ 818.103803][ C0] NMI backtrace for cpu 0 [ 818.103807][ C0] CPU: 0 PID: 2814 Comm: kworker/u4:5 Not tainted 5.4.0-rc7+ #0 [ 818.103810][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.103813][ C0] Workqueue: bat_events batadv_nc_worker [ 818.103817][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 818.103824][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 54 0e 4b 07 48 89 de e8 a4 cc 38 00 5b 5d c3 90 <48> 8b 04 24 65 48 8b 0c 25 c0 fd 01 00 65 8b 15 d8 a6 8e 7e f7 c2 [ 818.103826][ C0] RSP: 0018:ffff8880a0757bf0 EFLAGS: 00000283 [ 818.103830][ C0] RAX: 0000000000000001 RBX: ffff8880a0bd3000 RCX: dffffc0000000000 [ 818.103833][ C0] RDX: 0000000000000000 RSI: 0000000000000053 RDI: ffffffff888d4040 [ 818.103836][ C0] RBP: ffff8880a0757bf8 R08: dffffc0000000000 R09: fffffbfff117cc65 [ 818.103840][ C0] R10: fffffbfff117cc65 R11: 0000000000000000 R12: 0000000000000053 [ 818.103842][ C0] R13: ffff88809d308b40 R14: ffff88809e448800 R15: ffff88809d309590 [ 818.103846][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 818.103848][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 818.103851][ C0] CR2: ffffffffff600400 CR3: 0000000099f1c000 CR4: 00000000001406f0 [ 818.103854][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 818.103856][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 818.103858][ C0] Call Trace: [ 818.103860][ C0] ? rcu_lock_acquire+0x9/0x40 [ 818.103862][ C0] batadv_nc_process_nc_paths+0xbd/0x380 [ 818.103864][ C0] ? batadv_nc_process_nc_paths+0x380/0x380 [ 818.103866][ C0] batadv_nc_worker+0x415/0x600 [ 818.103868][ C0] process_one_work+0x7ef/0x10e0 [ 818.103870][ C0] worker_thread+0xc01/0x1630 [ 818.103872][ C0] kthread+0x332/0x350 [ 818.103874][ C0] ? rcu_lock_release+0x30/0x30 [ 818.103876][ C0] ? kthread_blkcg+0xe0/0xe0 [ 818.103878][ C0] ret_from_fork+0x24/0x30 [ 818.105166][ T1070] Kernel panic - not syncing: hung_task: blocked tasks [ 818.301311][ T1070] CPU: 1 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc7+ #0 [ 818.308744][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.318782][ T1070] Call Trace: [ 818.322054][ T1070] dump_stack+0x1fb/0x318 [ 818.326424][ T1070] panic+0x264/0x7a9 [ 818.330297][ T1070] ? nmi_trigger_cpumask_backtrace+0x21a/0x290 [ 818.336529][ T1070] watchdog+0xbcc/0xbd0 [ 818.340665][ T1070] kthread+0x332/0x350 [ 818.344706][ T1070] ? hungtask_pm_notify+0x50/0x50 [ 818.349711][ T1070] ? kthread_blkcg+0xe0/0xe0 [ 818.354275][ T1070] ret_from_fork+0x24/0x30 [ 818.360573][ T1070] Kernel Offset: disabled [ 818.364907][ T1070] Rebooting in 86400 seconds..